Origin
Not Available
Sri Lanka
Color
Colorless, Yellow, Green, gray, Black, White
Blue
Streak
White
Not Available
For which Rashi?
Not Available
Sagittarius, Scorpio
Planet
Not Available
Pluto
Element of Planets
Not Available
Not Available
Energy
Not Available
Projective
Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Deities
Not Available
Hephaestus
Not to wear with
Not Available
Not Available
Powers
Not Available
Money
Planetary
Not Available
Not Available
Talisman
Not Available
Not Available
Tenacity
Brittle
Not Available
Solubility
Readily soluble in water
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.562
3.65-4.55
Fracture
Uneven, Conchoidal, Brittle
ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
Good on {0001}
None, but may exhibit slight parting
Mohs Hardness
3-3.5
7.5-8
Chemical Composition
KNa22(SO4)9(CO3)2Cl
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Pleochroism
Not Available
AbsentWalter Schumann
Dispersion
Not Available
Not Available
Transparency
Not Available
Gemmological Tables (2004)
Refractive Index
1.481
1.735-1.790
Optic Character
Not Available
Not Available
Crystal System
Hexagonal
Isometric
Birefringence
0.020
Not Available
Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Not Available
Not Available
Cardiovascular
Not Available
Not Available
Respiratory
Not Available
Not Available
Reproductive
Not Available
Not Available
Digestive
Not Available
Not Available
Psychology
Not Available
Not Available
Healing
Not Available
Not Available
Qualities Associated
Not Available
Not Available